package com.ymt.bpm.appboot;

import org.springframework.context.annotation.Configuration;
import org.springframework.messaging.simp.config.MessageBrokerRegistry;
import org.springframework.web.socket.config.annotation.AbstractWebSocketMessageBrokerConfigurer;
import org.springframework.web.socket.config.annotation.EnableWebSocketMessageBroker;
import org.springframework.web.socket.config.annotation.StompEndpointRegistry;

@Configuration
@EnableWebSocketMessageBroker
public class WebSocketConfig extends AbstractWebSocketMessageBrokerConfigurer {

    /**
     * endPoint 注册协议节点,并映射指定的URL
     * @param stompEndpointRegistry
     */
    @Override
    public void registerStompEndpoints(StompEndpointRegistry stompEndpointRegistry) {
        //注册一个Stomp 协议的endpoint,并指定 SockJS协议。
        stompEndpointRegistry.addEndpoint("/ws/endpoint/main").withSockJS();
    }

    /**
     * 配置消息代理(message broker)
     * @param registry
     */
    @Override
    public void configureMessageBroker(MessageBrokerRegistry registry) {
        registry.enableSimpleBroker("/topic"); //广播式应配置一个/topic 消息代理
    }
}
